diff options
| author | Eric Dumazet <edumazet@google.com> | 2021-11-19 16:43:31 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-11-22 13:49:42 +0100 |
| commit | 4b66d2161b8125b6caa6971815e85631cf3cf36f (patch) | |
| tree | 10eeca9981b607abc9fe4801577a1434826ddfa6 /net/8021q | |
| parent | Merge branch 'ethtool-copybreak' (diff) | |
| download | linux-4b66d2161b8125b6caa6971815e85631cf3cf36f.tar.xz linux-4b66d2161b8125b6caa6971815e85631cf3cf36f.zip | |
net: annotate accesses to dev->gso_max_size
dev->gso_max_size is written under RTNL protection, or when the device is
not yet visible, but is read locklessly.
Add the READ_ONCE()/WRITE_ONCE() pairs, and use netif_set_gso_max_size()
where we can to better document what is going on.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/8021q')
| -rw-r--r-- | net/8021q/vlan.c | 2 | ||||
| -rw-r--r-- | net/8021q/vlan_dev.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c index a3a0a5e994f5..34c0ffa81e5f 100644 --- a/net/8021q/vlan.c +++ b/net/8021q/vlan.c @@ -322,7 +322,7 @@ static void vlan_transfer_features(struct net_device *dev, { struct vlan_dev_priv *vlan = vlan_dev_priv(vlandev); - vlandev->gso_max_size = dev->gso_max_size; + netif_set_gso_max_size(vlandev, dev->gso_max_size); vlandev->gso_max_segs = dev->gso_max_segs; if (vlan_hw_offload_capable(dev->features, vlan->vlan_proto)) diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c index ab6dee28536d..208f6845f6dd 100644 --- a/net/8021q/vlan_dev.c +++ b/net/8021q/vlan_dev.c @@ -573,7 +573,7 @@ static int vlan_dev_init(struct net_device *dev) NETIF_F_ALL_FCOE; dev->features |= dev->hw_features | NETIF_F_LLTX; - dev->gso_max_size = real_dev->gso_max_size; + netif_set_gso_max_size(dev, real_dev->gso_max_size); dev->gso_max_segs = real_dev->gso_max_segs; if (dev->features & NETIF_F_VLAN_FEATURES) netdev_warn(real_dev, "VLAN features are set incorrectly. Q-in-Q configurations may not work correctly.\n"); |